import java.util.ArrayList;

/**
 * Created with IntelliJ IDEA
 * Description:
 * User:恋恋
 * Date:2022-10-03
 * Time:0:31
 */
public class TestDemo {
    public static void main(String[] args) {
        ArrayList<String> str=new ArrayList<>(2);
        str.add("welcome to bit");
        str.add("come");
        boolean b=

           }
}

